Data as of Nov 7, 2026
146.203.64.0/18
2 residential-proxy exits · 30 daysMount Sinai School of Medicine
Residential-proxy exits
Proxy exits
2
0.01% of its addresses · 30 days
Spread
1 of 64
/24s with at least one exit
Providers
22
selling exits here
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
1.5K observations
Proxy providers listing exits
- Ake.net
- BirdProxies
- ByteProxies
- Byteful
- EnigmaProxy
- FlashProxy
- GSocks
- GonzoProxy
- IPOasis
- Infatica
- MangoProxy
- NodeMaven
- NodeProxy
- NovaProxy
- Proxiware
- Proxy-Seller
- ProxyEmpire
- ProxyHat
- Proxyma
- Shifter
- VitalExclusive
- VitalProxy
Network & registry
Origin network
AS11452
US
- Name
- Mount Sinai School of Medicine
- Type
- Education
- Registered
- Aug 27, 1998
- Domain
- mssm.edu
- Industry
- Hospitals and Medical Centers
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS7029 not the origin | RADB | Windstream (US LEC) | MAINT-AS7029 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 146.
203. 0. 0/ 16 - Netname
- MSSMEDU-1
- Registrant
- Mount Sinai School of Medicine
- Organization
- Mount Sinai School of Medicine (MSSM)
- Org address
- One Gustave L. Levy Place, New York, NY, 10029-6574
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-146-203-0-0-1
- Parent
- NET-146-0-0-0-0
- Created
- Feb 28, 1991
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 28, 1991
- Status
- assigned
Report abuse
Abuse contact
- andrew.
pizzimenti@ mssm. edu - Name
- Pizzimenti, Andrew
- Phone
- +1-212-241-4929
- Handle
- AP412-ARIN